EH3B020 - 20 Amp Circuit Breaker

EH3B020 - 20 Amp Circuit Breaker

The EH3B020 molded case circuit breaker is designed for dependable circuit protection in existing commercial and industrial electrical systems. With a 20 amp rating and 3-pole configuration, this breaker is commonly used in panelboards and distribution equipment where matching form and fit matters. It’s rated for 14kA at 480VAC and 18kA at 240VAC, helping you provide the protection needed for everyday power distribution applications.

Built for compatibility with legacy systems, the EH3B020 works as a functional replacement in setups requiring an EH3-style breaker. Whether you're installing it in a manufacturing facility, commercial building, or older distribution panel, this breaker is built to maintain reliable operation under standard 40°C conditions.

Key Features and Benefits

• 20 amp molded case circuit breaker
• 3-pole configuration
• Rated for 480VAC and 240VAC applications
• Interrupting capacity: 14kA @ 480VAC; 18kA @ 240VAC
• Designed for compatibility with EH3 systems
• Molded case construction for industrial and commercial use
• Intended for functional replacement applications
• Built for long-term operation in existing systems
  

Technical Specifications

• Part Number: EH3B020
  
• Type: EH3 Molded Case Circuit Breaker
  
• Poles: 3
  
• Amperage Rating: 20 Amps
  
• Interrupting Capacity:
  • 14kA @ 480VAC
  • 18kA @ 240VAC
• Operating Temperature: 40°C
  
• Dimensions:
  • Width: 4.50"
  • Length: 6.00"
  • Depth: 3.63"
• Weight: 5.00 lbs.
  

Material Compliance and Certifications

• Designed for use in commercial and industrial electrical systems
• Manufactured to applicable electrical industry standards
  

Where It Works Best

• Legacy panelboards
• Commercial electrical systems
• Industrial distribution equipment
• Manufacturing facilities
• Existing EH3 breaker installations
• Branch and feeder circuit protection